Uncategorized
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Microbial mats may have given early animals breathing room
Early animals survived poor marine conditions by inhaling oxygen from bacterial "mines" at the bottom of the ocean.
- Chemistry
Melting icebergs fertilize ocean
Releasing extra iron into the water boosts carbon dioxide uptake by plankton.
- Chemistry
Molecules/Matter & Energy
How leeches are able to swell tenfold, plus not-so-super solids, new natural toxins and more in this week's news.
- Earth
Earth/Environment
Earthquake risk in Chile, plus an ancient Greek island and casino pollution in this week’s news.
- Science & Society
Youthful ingenuity honored at Intel ISEF
Young scientists receive awards for insights applicable to cancer treatment, homeland security, water supplies and more.
- Life
Genes & Cells
Why mosquitoes don’t get malaria, plus brain stem cells and hot cancer treatment in this week’s news.
- Physics
New laser is from the birds
Inspired by an optical trick that colors feathers without pigment, physicists come up with a cheap, practical design.
- Earth
Ozone hole on the mend
Researchers claim to see atmospheric healing more than a decade earlier than a detectable uptick was expected.
- Life
Body attacks lab-made stem cells
In mice, the immune system targets and destroys reprogrammed adult skin cells, raising questions about their medical potential.
- Health & Medicine
Gravely damaged brains have ‘bottleneck’
A failure in electrical signaling may distinguish patients in vegetative states.
- Health & Medicine
Body & Brain
Heart attacks are worse in the morning, plus who remembers dreams, stem cells in lungs and more in this week’s news.
